Cressi Duke is the evolution of the first full-face mask ever produced, called the Medusa, made in 1946. Full-face mask for snorkeling Designed with extremely high-quality materials and technology. You can explore the world underwater, breathing naturally through the nose and mouth with 0 % effort. Its visual field is 30 % larger than normal full face masks. The new air baffle completely eliminates fogging. It features special safety valves for purging water. Natural breathing through the nose and mouth Larger field of vision No fogging Safety valve for purging water Improved comfort for prolonged use Snorkel with Dry System Age Group: AdultFrame Color: BlackFrame Color (by Producer): BlackColor of Glass Lens (by Producer): SmokedMade in: ItalyFace Shape: Regular FaceFrame Type: Full FaceSize: S/MType of Diving Mask: DivingType of Diving Mask: SnorkelingColor of Glass Lens: Black